设标准方程:x^2/a^2+y^2/b^2=1 16/a^2+9/b^2=1 36/a^2+4/b^2=1 b^2=13 a^2=52
标准方程:x^2/52+y^2/13=1
a^2-b^2=4*33/9=44/3 4/a^2+1/b^2=1 b^2=(53+√3337)/6 a^2=(141+√3337)/6
标准方程:x^2/[(141+√3337)/6]+y^2/[(53+√3337)/6]=1
设标准方程:x^2/a^2+y^2/b^2=1 16/a^2+9/b^2=1 36/a^2+4/b^2=1 b^2=13 a^2=52
标准方程:x^2/52+y^2/13=1
a^2-b^2=4*33/9=44/3 4/a^2+1/b^2=1 b^2=(53+√3337)/6 a^2=(141+√3337)/6
标准方程:x^2/[(141+√3337)/6]+y^2/[(53+√3337)/6]=1